Example usage for android.view View setOnFocusChangeListener

List of usage examples for android.view View setOnFocusChangeListener

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  4. android.view.*
  5. View
  6. setOnFocusChangeListener

Introduction

In this page you can find the example usage for android.view View setOnFocusChangeListener.

Prototype

public void setOnFocusChangeListener(OnFocusChangeListener l)

Source Link

Document

Register a callback to be invoked when focus of this view changed.

Usage

From source file:com.micabyte.android.app.BaseActivity.java

private static void unbindViewReferences(View view) {
    // set all listeners to null
    try {//from  w  w w . j av a2  s. com
        view.setOnClickListener(null);
    } catch (Throwable mayHappen) {
        // NOOP - not supported by all views/versions
    }
    try {
        view.setOnCreateContextMenuListener(null);
    } catch (Throwable mayHappen) {
        // NOOP - not supported by all views/versions
    }
    try {
        view.setOnFocusChangeListener(null);
    } catch (Throwable mayHappen) {
        // NOOP - not supported by all views/versions
    }
    try {
        view.setOnKeyListener(null);
    } catch (Throwable mayHappen) {
        // NOOP - not supported by all views/versions
    }
    try {
        view.setOnLongClickListener(null);
    } catch (Throwable mayHappen) {
        // NOOP - not supported by all views/versions
    }
    try {
        view.setOnClickListener(null);
    } catch (Throwable mayHappen) {
        // NOOP - not supported by all views/versions
    }
    // set background to null
    Drawable d = view.getBackground();
    if (d != null) {
        d.setCallback(null);
    }
    if (view instanceof ImageView) {
        final ImageView imageView = (ImageView) view;
        d = imageView.getDrawable();
        if (d != null) {
            d.setCallback(null);
        }
        imageView.setImageDrawable(null);
        imageView.setImageBitmap(null);
    }
    if (view instanceof ImageButton) {
        final ImageButton imageB = (ImageButton) view;
        d = imageB.getDrawable();
        if (d != null) {
            d.setCallback(null);
        }
        imageB.setImageDrawable(null);
    }
    // destroy WebView
    if (view instanceof WebView) {
        view.destroyDrawingCache();
        ((WebView) view).destroy();
    }
}

From source file:meizhi.meizhi.malin.utils.DestroyCleanUtil.java

@SuppressLint("ObsoleteSdkInt")
@TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR1)
public static void unBindView(View view) {
    if (view == null)
        return;/*from  w  w w. j  a  v  a 2  s  .c om*/
    Drawable drawable;
    int i;
    //1.
    try {
        view.setOnClickListener(null);
    } catch (Throwable e) {
        CrashReport.postCatchedException(e);
    }

    //2.
    try {
        view.setOnCreateContextMenuListener(null);
    } catch (Throwable e) {
        CrashReport.postCatchedException(e);
    }

    //3.
    try {
        view.setOnFocusChangeListener(null);
    } catch (Throwable e) {
        CrashReport.postCatchedException(e);
    }

    //4.
    try {
        view.setOnKeyListener(null);
    } catch (Throwable e) {
        CrashReport.postCatchedException(e);
    }

    //5.
    try {
        view.setOnLongClickListener(null);
    } catch (Throwable e) {
        CrashReport.postCatchedException(e);
    }

    //6.
    try {
        view.setOnTouchListener(null);
    } catch (Throwable e) {
        CrashReport.postCatchedException(e);
    }

    //7.
    try {
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT_WATCH) {
            view.setOnApplyWindowInsetsListener(null);
        }
    } catch (Throwable e) {
        CrashReport.postCatchedException(e);
    }

    //8.
    try {
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
            view.setOnContextClickListener(null);
        }
    } catch (Throwable e) {
        CrashReport.postCatchedException(e);
    }

    //9.
    try {
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
            view.setOnScrollChangeListener(null);
        }
    } catch (Throwable e) {
        CrashReport.postCatchedException(e);
    }

    //10.
    try {
        view.setOnDragListener(null);
    } catch (Throwable e) {
        CrashReport.postCatchedException(e);
    }

    //11.
    try {
        view.setOnGenericMotionListener(null);
    } catch (Throwable e) {
        CrashReport.postCatchedException(e);
    }

    //12.
    try {
        if (Build.VERSION.SDK_INT > Build.VERSION_CODES.HONEYCOMB_MR2) {//13
            view.setOnHoverListener(null);
        }
    } catch (Throwable e) {
        CrashReport.postCatchedException(e);
    }

    //13.
    try {
        view.setOnSystemUiVisibilityChangeListener(null);
    } catch (Throwable e) {
        CrashReport.postCatchedException(e);
    }

    /**
     * @see SwipeRefreshLayout#onDetachedFromWindow()
     */
    if (view.getBackground() != null && !view.getClass().getName().equals(CIRCLE_CLASS)) {
        try {
            view.getBackground().setCallback(null);
            if (Build.VERSION.SDK_INT < Build.VERSION_CODES.JELLY_BEAN) {//16
                view.setBackgroundDrawable(null);
            } else {
                view.setBackground(null);
            }
        } catch (Throwable e) {
            CrashReport.postCatchedException(e);
        }
    }

    //ImageView
    if (view instanceof ImageView) {
        try {
            ImageView imageView = (ImageView) view;
            drawable = imageView.getDrawable();
            if (drawable != null) {
                drawable.setCallback(null);
            }
            imageView.setImageDrawable(null);
            imageView.setImageBitmap(null);
        } catch (Throwable e) {
            CrashReport.postCatchedException(e);
        }
    }

    //TextView
    if (view instanceof TextView) {
        try {
            TextView textView = (TextView) view;
            textView.setCompoundDrawables(null, null, null, null);
            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) {
                textView.setCompoundDrawablesRelative(null, null, null, null);
            }
            textView.setCursorVisible(false);
        } catch (Throwable e) {
            CrashReport.postCatchedException(e);
        }
    }

    //ImageButton
    if (view instanceof ImageButton) {
        try {
            ImageButton imageButton = (ImageButton) view;
            drawable = imageButton.getDrawable();
            if (drawable != null) {
                drawable.setCallback(null);
            }
            imageButton.setImageDrawable(null);
            imageButton.setImageBitmap(null);
        } catch (Throwable e) {
            CrashReport.postCatchedException(e);
        }
    }

    //ListView
    if (view instanceof ListView) {
        ListView listView = (ListView) view;

        try {
            listView.setAdapter(null);
        } catch (Throwable e) {
            CrashReport.postCatchedException(e);
        }

        try {
            listView.setOnScrollListener(null);
        } catch (Throwable e) {
            CrashReport.postCatchedException(e);
        }

        try {
            listView.setOnItemClickListener(null);
        } catch (Throwable e) {
            CrashReport.postCatchedException(e);
        }

        try {
            listView.setOnItemLongClickListener(null);
        } catch (Throwable e) {
            CrashReport.postCatchedException(e);
        }

        try {
            listView.setOnItemSelectedListener(null);
        } catch (Throwable e) {
            CrashReport.postCatchedException(e);
        }
    }

    //RecyclerView
    if (view instanceof RecyclerView) {
        try {
            RecyclerView recyclerView = (RecyclerView) view;
            recyclerView.setAdapter(null);
            recyclerView.setChildDrawingOrderCallback(null);
            recyclerView.setOnScrollListener(null);
            recyclerView.addOnScrollListener(null);
            recyclerView.removeOnScrollListener(null);
            recyclerView.setRecyclerListener(null);
        } catch (Throwable e) {
            CrashReport.postCatchedException(e);
        }
    }

    //WebView
    if (view instanceof WebView) {

        WebView webView = (WebView) view;
        try {
            webView.stopLoading();
        } catch (Throwable ignored) {
            CrashReport.postCatchedException(ignored);
        }

        try {
            webView.removeAllViews();
        } catch (Throwable ignored) {
            CrashReport.postCatchedException(ignored);
        }

        try {
            webView.setWebChromeClient(null);
        } catch (Throwable ignored) {
            CrashReport.postCatchedException(ignored);
        }

        try {
            webView.setWebViewClient(null);
        } catch (Throwable ignored) {
            CrashReport.postCatchedException(ignored);
        }

        try {
            webView.destroy();
        } catch (Throwable ignored) {
            CrashReport.postCatchedException(ignored);
        }

        try {
            if (null != view.getParent() && view.getParent() instanceof ViewGroup) {
                ((ViewGroup) view.getParent()).removeView(view);
            }
        } catch (Throwable ignored) {
            CrashReport.postCatchedException(ignored);
        }

    }

    //SurfaceView
    if (view instanceof SurfaceView) {
        try {
            SurfaceView surfaceView = (SurfaceView) view;
            SurfaceHolder holder = surfaceView.getHolder();
            if (holder != null) {
                Surface surface = holder.getSurface();
                if (surface != null) {
                    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.ICE_CREAM_SANDWICH) {
                        surface.release();
                    }
                }
            }
        } catch (Throwable ignored) {
            CrashReport.postCatchedException(ignored);
        }
    }

    view.destroyDrawingCache();
    view.clearAnimation();

    if (view instanceof ViewGroup) {
        ViewGroup viewGroup = (ViewGroup) view;
        int childCount = (viewGroup).getChildCount();
        for (i = 0; i < childCount; i++) {
            unBindView((viewGroup).getChildAt(i));
        }
    }
}

From source file:cn.org.eshow.framwork.view.sliding.AbSlidingPageView.java

/**
 * View./*from w ww  .ja v a2  s.  c  o m*/
 *
 * @param view the view
 */
public void addContentView(View view) {
    addView(view, 0, getLayoutParams());
    view.setOnFocusChangeListener(new OnFocusChangeListener() {

        @Override
        public void onFocusChange(View v, boolean hasFocus) {
            if (hasFocus) {
                showPrevious();
            }

        }
    });

    view.setOnTouchListener(new OnTouchListener() {

        @Override
        public boolean onTouch(View v, MotionEvent event) {
            if (MotionEvent.ACTION_DOWN == event.getAction()) {
                showPrevious();
            }
            return false;
        }
    });
}

From source file:cn.org.eshow.framwork.view.sliding.AbSlidingPageView.java

/**
 * View./*from  w  ww.  j  a  va 2s  .c  om*/
 *
 * @param view the view
 */
public void addNextView(View view) {
    addView(view, 1, getLayoutParams());
    view.setOnFocusChangeListener(new OnFocusChangeListener() {

        @Override
        public void onFocusChange(View v, boolean hasFocus) {
            if (hasFocus) {
                showNext();
            }

        }
    });

    view.setOnTouchListener(new OnTouchListener() {

        @Override
        public boolean onTouch(View v, MotionEvent event) {
            if (MotionEvent.ACTION_DOWN == event.getAction()) {
                showNext();
            }
            return false;
        }
    });
}

From source file:br.com.viniciuscr.notification2android.mediaPlayer.MusicUtils.java

static boolean updateButtonBar(Activity a, int highlight) {
    final TabWidget ll = (TabWidget) a.findViewById(R.id.buttonbar);
    boolean withtabs = false;
    Intent intent = a.getIntent();//from ww w . jav  a2  s. co  m
    if (intent != null) {
        withtabs = intent.getBooleanExtra("withtabs", false);
    }

    if (highlight == 0 || !withtabs) {
        ll.setVisibility(View.GONE);
        return withtabs;
    } else if (withtabs) {
        ll.setVisibility(View.VISIBLE);
    }
    for (int i = ll.getChildCount() - 1; i >= 0; i--) {

        View v = ll.getChildAt(i);
        boolean isActive = (v.getId() == highlight);
        if (isActive) {
            ll.setCurrentTab(i);
            sActiveTabIndex = i;
        }
        v.setTag(i);
        v.setOnFocusChangeListener(new View.OnFocusChangeListener() {

            public void onFocusChange(View v, boolean hasFocus) {
                if (hasFocus) {
                    for (int i = 0; i < ll.getTabCount(); i++) {
                        if (ll.getChildTabViewAt(i) == v) {
                            ll.setCurrentTab(i);
                            processTabClick((Activity) ll.getContext(), v,
                                    ll.getChildAt(sActiveTabIndex).getId());
                            break;
                        }
                    }
                }
            }
        });

        v.setOnClickListener(new View.OnClickListener() {

            public void onClick(View v) {
                processTabClick((Activity) ll.getContext(), v, ll.getChildAt(sActiveTabIndex).getId());
            }
        });
    }
    return withtabs;
}

From source file:vn.cybersoft.obs.android.activities.PowerScheduleActivity.java

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(LAYOUT_ID);/*from  w  ww.j  a  va 2 s .  c om*/

    setTitle(getString(R.string.app_name) + " > " + getString(R.string.schedule_by_power));

    mInflater = LayoutInflater.from(this);
    getSupportLoaderManager().initLoader(TIME_SCHEDULE_LIST_LOADER, null, this);

    mScheduleList = (ListView) findViewById(android.R.id.list);
    mSchedules = new ScheduleAdapter(this, R.layout.power_schedule_list_row);
    mScheduleList.setAdapter(mSchedules);
    mScheduleList.setVerticalScrollBarEnabled(true);
    mScheduleList.setOnItemClickListener(this);
    mScheduleList.setOnCreateContextMenuListener(this);

    View addSchedule = findViewById(R.id.add_schedule);
    addSchedule.setOnClickListener(new View.OnClickListener() {
        public void onClick(View v) {
            addNewSchedule();
        }
    });
    // Make the entire view selected when focused.
    addSchedule.setOnFocusChangeListener(new View.OnFocusChangeListener() {
        public void onFocusChange(View v, boolean hasFocus) {
            v.setSelected(hasFocus);
        }
    });
}

From source file:vn.cybersoft.obs.android.activities.TimeScheduleActivity.java

private void updateLayout() {
    setContentView(LAYOUT_ID);/* w w  w  . j av  a  2s .  com*/

    setTitle(getString(R.string.app_name) + " > " + getString(R.string.schedule_by_time));

    mScheduleList = (ListView) findViewById(android.R.id.list);
    //mSchedules = new ScheduleAdapter(this, R.layout.schedule_list_row, mCursor);
    mSchedules = new ScheduleAdapter(this, R.layout.time_schedule_list_row);
    mScheduleList.setAdapter(mSchedules);
    mScheduleList.setVerticalScrollBarEnabled(true);
    mScheduleList.setOnItemClickListener(this);
    mScheduleList.setOnCreateContextMenuListener(this);

    getSupportLoaderManager().initLoader(TIME_SCHEDULE_LIST_LOADER, null, this);

    View addSchedule = findViewById(R.id.add_schedule);
    addSchedule.setOnClickListener(new View.OnClickListener() {
        public void onClick(View v) {
            addNewSchedule();
        }
    });
    // Make the entire view selected when focused.
    addSchedule.setOnFocusChangeListener(new View.OnFocusChangeListener() {
        public void onFocusChange(View v, boolean hasFocus) {
            v.setSelected(hasFocus);
        }
    });

}

From source file:vn.cybersoft.obs.android.fragments.ModeTabFragment.java

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    mInflater = inflater;//from   ww w.  j a  v a2 s. c o m
    final View rootView = mInflater.inflate(LAYOUT_ID, container, false);
    mModeList = (ListView) rootView.findViewById(R.id.modes_list);

    mAdapter = new OptimalModeAdapter(getActivity(), R.layout.mode_optimization_list_row);

    mModeList.setAdapter(mAdapter);
    mModeList.setVerticalScrollBarEnabled(true);
    mModeList.setOnCreateContextMenuListener(this);
    mModeList.setOnItemClickListener(this);

    View addSchedule = rootView.findViewById(R.id.add_new_mode);
    addSchedule.setOnClickListener(new View.OnClickListener() {
        public void onClick(View v) {
            addNewMode();
        }
    });
    // Make the entire view selected when focused.
    addSchedule.setOnFocusChangeListener(new View.OnFocusChangeListener() {
        public void onFocusChange(View v, boolean hasFocus) {
            v.setSelected(hasFocus);
        }
    });

    return rootView;
}

From source file:net.niyonkuru.koodroid.ui.PageFragment.java

@Override
public void onClick(View v) {
    int id = v.getId();

    switch (id) {
    case R.id.plan_title:
    case R.id.bill_title:
    case R.id.tab_title:
    case R.id.billing_cycle_title:
    case R.id.airtime_title:
    case R.id.data_title:
        final View options = ((FrameLayout) v).getChildAt(2);
        AnimUtils.fade(options);// w  w w.  jav a 2s.  co m

        v.setFocusableInTouchMode(true);
        v.requestFocusFromTouch();
        v.setOnFocusChangeListener(new OnFocusChangeListener() {
            @Override
            public void onFocusChange(View v, boolean hasFocus) {
                if (!hasFocus) {
                    AnimUtils.fadeOut(options);
                    v.setFocusableInTouchMode(false);
                }

                updateTimestamps();
            }
        });
    }

    /* give the user feedback as to how fresh the data is */
    updateTimestamps();
}

From source file:ti.modules.titanium.ui.widget.tableview.TiTableView.java

@Override
protected void onLayout(boolean changed, int left, int top, int right, int bottom) {
    // To prevent undesired "focus" and "blur" events during layout caused
    // by ListView temporarily taking focus, we will disable focus events until
    // layout has finished.
    // First check for a quick exit. listView can be null, such as if window closing.
    if (listView == null) {
        super.onLayout(changed, left, top, right, bottom);
        return;/*from  w  ww  .  jav a2 s .  co m*/
    }
    OnFocusChangeListener focusListener = null;
    View focusedView = listView.findFocus();
    if (focusedView != null) {
        OnFocusChangeListener listener = focusedView.getOnFocusChangeListener();
        if (listener != null && listener instanceof TiUIView) {
            focusedView.setOnFocusChangeListener(null);
            focusListener = listener;
        }
    }

    super.onLayout(changed, left, top, right, bottom);

    if (proxy != null) {
        if (changed) {
            TiUIHelper.firePostLayoutEvent(proxy.peekView());
        }
    }

    // Layout is finished, re-enable focus events.
    if (focusListener != null) {
        focusedView.setOnFocusChangeListener(focusListener);
        // If the configuration changed, we manually fire the blur event
        if (changed) {
            focusListener.onFocusChange(focusedView, false);
        }
    }
}